How did life begin on Earth? Does it exist elsewhere? What would those life forms be like? These fundamental questions about the nature of life and our own cosmic significance are endlessly fascinating. In this book, we present several theories on the origin of life, some of its extreme and surprising forms, and the ongoing search for signs—or sentience—on distant worlds.
Scientific American is the longest continuously published magazine in the US and the home of the most exciting authors presenting the most dynamic ideas in science today. As the leading popular source and authority on science, technology, and innovation, Scientific American’s award-winning scientist-authored content engages, educates, and inspires current and future generations of curious citizens and public and private sector leaders.
Bernadette Dunne has been honored to narrate the work of some of the finest fiction and nonfiction writers of our time, including Margaret Atwood, Joyce Carol Oates, and Sandra Day O'Connor. The winner of more than a dozen Earphones Awards and a three-time Audie Award nominee, she has voiced countless bestsellers, including Memoirs of a Geisha, The Devil Wears Prada, and A Tree Grows in Brooklyn. She studied at The Royal National Theater and lives in New York.